Author: Thea Patrice Tajonera   
 

Trojan.Win64.Miner.alad (KASPERSKY); Trojan.Win64.Zapchast (VBA32)

 PLATFORM:

Windows

 OVER ALL RISK RATING:
 DAMAGE POTENTIAL::
 DISTRIBUTION POTENTIAL::
 REPORTED INFECTION:
 INFORMATION EXPOSURE:
Low
Medium
High
Critical

  • Threat Type:
    Trojan

  • Destructiveness:
    No

  • Encrypted:
    No

  • In the wild::
    Yes

  OVERVIEW

INFECTION CHANNEL: Descargado de Internet

It arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

  TECHNICAL DETAILS

File size: 364,032 bytes
File type: DLL
Memory resident: Yes
INITIAL SAMPLES RECEIVED DATE: 26 listopada 2020
PAYLOAD: Connects to URLs/IPs, Steals information

Detalles de entrada

It arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

Instalación

Agrega las carpetas siguientes:

  • %Windows%\Fonts\clientdb
  • %Windows%\Fonts\clientdb\ds
  • %Windows%\Fonts\clientdb\gt
  • %Windows%\Fonts\Swil

(Nota: %Windows% es la carpeta de Windows, que suele estar en C:\Windows o C:\WINNT).

)

Infiltra los archivos siguientes:

  • %Windows%\Fonts\clientdb\ds \{Random Numbers}
  • %Windows%\Fonts\clientdb\gt \{Random Numbers}
  • %Windows%\Fonts\Swil\pro_logs
  • %System%\LogFiles\rubescurity.exe -> detected as Coinminer.Win32.MALXMR.TDQ
  • %System%\LogFiles\normaliz.dll
  • %System%\LogFiles\miscoboeh.exe -> detected as Coinminer.Win32.MALXMR.TIAOODFG

(Nota: %Windows% es la carpeta de Windows, que suele estar en C:\Windows o C:\WINNT).

. %System% es la carpeta del sistema de Windows, que en el caso de Windows 98 y ME suele estar en C:\Windows\System, en el caso de Windows NT y 2000 en C:\WINNT\System32 y en el caso de Windows 2000(32-bit), XP, Server 2003(32-bit), Vista, 7, 8, 8.1, 2008(64-bit), 2012(64bit) y 10(64-bit) en C:\Windows\System32).

)

Agrega los procesos siguientes:

  • “%System%\LogFiles\miscoboeh.exe” allbit32 wxp|w2003 mwrite:0 ewrite:0 twrite:0 newrun:1 flag:2 c: 3 stopwork:nope “{Defined String}”
  • %System%\LogFiles\rubescurity.exe -a yespowersugar –o stratum+tcp”//146.59.217.34:7042 –u sugar1qtcx5933wwh769lvxu5k05w63eszq6epgf075lz -p x –t 1
  • “%System%\LogFiles\miscoboeh.exe” allbit32 wxp|w2003 mwrite:0 ewrite:0 twrite:0 newrun:1 flag:2 c: 3 stopwork:nope “{Defined String}”

(Nota: %System% es la carpeta del sistema de Windows, que en el caso de Windows 98 y ME suele estar en C:\Windows\System, en el caso de Windows NT y 2000 en C:\WINNT\System32 y en el caso de Windows 2000(32-bit), XP, Server 2003(32-bit), Vista, 7, 8, 8.1, 2008(64-bit), 2012(64bit) y 10(64-bit) en C:\Windows\System32).

)

Otras modificaciones del sistema

Agrega las siguientes entradas de registro:

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
SHTinfo
sha1 = {Malware Defined Values}

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
SHTinfo
notice = {Malware Defined Values}

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
SHTinfo
tunnel = {Malware Defined Values}

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
SHTinfo
peer = {Hex Values}

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
SHTinfo
intranet = {Hex Values}

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
SHTinfo
comment = {Hex Values}

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
SHTinfo
forward = {Hex Values}

Robo de información

Recopila los siguientes datos:

  • Computer Name
  • Username
  • CPU Information
  • Local Time

Otros detalles

Agrega las siguientes entradas de registro como parte de la rutina de instalación:

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
SHTinfo

Hace lo siguiente:

  • It uses the following uncommon ports:
    • 27930
    • 65083
  • It sends UDP packets to any of the following IP addresses within the network range:
    • {BLOCKED}.186.248.1 up to {BLOCKED}.186.248.255
    • {BLOCKED}.187.39.1 up to {BLOCKED}.187.39.255
    • {BLOCKED}.73.246.1 up to {BLOCKED}.73.246.255
    • {BLOCKED}.106.4.1 up to {BLOCKED}.106.4.255
    • {BLOCKED}.66.37.1 up to {BLOCKED}.66.37.255
    • {BLOCKED}.71.202.1 up to {BLOCKED}.71.202.255
    • {BLOCKED}.106.93.1 up to {BLOCKED}.106.93.255
    • {BLOCKED}.39.186.1 up to {BLOCKED}.39.186.255
    • {BLOCKED}.61.81.1 up to {BLOCKED}.61.81.255
    • {BLOCKED}.225.21.1 up to {BLOCKED}.225.21.255
    • {BLOCKED}.120.39.1 up to {BLOCKED}.120.39.255
    • {BLOCKED}.209.73.1 up to {BLOCKED}.209.73.255
    • {BLOCKED}.48.109.1 up to {BLOCKED}.48.109.255
    • {BLOCKED}.206.30.1 up to {BLOCKED}.206.30.255
    • {BLOCKED}.90.201.1 up to {BLOCKED}.90.201.255
    • {BLOCKED}.246.6.1 up to {BLOCKED}.246.6.255
    • {BLOCKED}.150.27.1 up to {BLOCKED}.150.27.255
    • {BLOCKED}.68.198.1 up to {BLOCKED}.68.198.255
    • {BLOCKED}.44.137.1 up to {BLOCKED}.44.137.255
    • {BLOCKED}.76.139.1 up to {BLOCKED}.76.139.255
    • {BLOCKED}.36.184.1 up to {BLOCKED}.36.184.255
    • {BLOCKED}.77.203.1 up to {BLOCKED}.77.203.255
    • {BLOCKED}.193.17.1 up to {BLOCKED}.193.17.255
    • {BLOCKED}.223.128.1 up to {BLOCKED}.223.128.255
    • {BLOCKED}.176.100.1 up to {BLOCKED}.176.100.255
    • {BLOCKED}.69.231.1 up to {BLOCKED}.69.231.255
    • {BLOCKED}.76.51.1 up to {BLOCKED}.76.51.255
    • {BLOCKED}.73.15.1 up to {BLOCKED}.73.15.255
    • {BLOCKED}.165.166.1 up to {BLOCKED}.165.166.255
    • {BLOCKED}.220.1.1 up to {BLOCKED}.220.1.255
    • {BLOCKED}.207.145.1 up to {BLOCKED}.207.145.255
    • {BLOCKED}.88.33.1 up to {BLOCKED}.88.33.255
    • {BLOCKED}.147.83.1 up to {BLOCKED}.147.83.255
    • {BLOCKED}.122.123.1 up to {BLOCKED}.122.123.255
    • {BLOCKED}.160.58.1 up to {BLOCKED}.160.58.255
    • {BLOCKED}.16.6.1 up to {BLOCKED}.16.6.255
    • {BLOCKED}.29.213.1 up to {BLOCKED}.29.213.255
    • {BLOCKED}.47.33.1 up to {BLOCKED}.47.33.255
    • {BLOCKED}.61.168.1 up to {BLOCKED}.61.168.255
    • {BLOCKED}.194.189.1 up to {BLOCKED}.194.189.255
    • {BLOCKED}.111.189.1 up to {BLOCKED}.111.189.255
    • {BLOCKED}.191.125.1 up to {BLOCKED}.191.125.255
    • {BLOCKED}.248.121.1 up to {BLOCKED}.248.121.255
    • {BLOCKED}.72.131.1 up to {BLOCKED}.72.131.255
    • {BLOCKED}.72.194.1 up to {BLOCKED}.72.194.255
    • {BLOCKED}.74.93.1 up to {BLOCKED}.74.93.255
    • {BLOCKED}.82.112.1 up to {BLOCKED}.82.112.255
    • {BLOCKED}.88.218.1 up to {BLOCKED}.88.218.255
    • {BLOCKED}.53.152.1 up to {BLOCKED}.53.152.255
    • {BLOCKED}.44.128.1 up to {BLOCKED}.44.128.255
    • {BLOCKED}.50.235.1 up to {BLOCKED}.50.235.255
    • {BLOCKED}.251.12.1 up to {BLOCKED}.251.12.255
    • {BLOCKED}.71.0.1 up to {BLOCKED}.71.0.255
    • {BLOCKED}.83.31.1 up to {BLOCKED}.83.31.255
    • {BLOCKED}.172.56.1 up to {BLOCKED}.172.56.255
    • {BLOCKED}.126.127.1 up to {BLOCKED}.126.127.255
    • {BLOCKED}.235.34.1 up to {BLOCKED}.235.34.255
    • {BLOCKED}.248.16.1 up to {BLOCKED}.248.16.255
    • {BLOCKED}.91.168.1 up to {BLOCKED}.91.168.255
    • {BLOCKED}.192.80.0 up to {BLOCKED}.192.97.255
    • {BLOCKED}.52.5.0 up to {BLOCKED}.52.15.255
    • {BLOCKED}.126.190.0 up to {BLOCKED}.126.255.255
    • {BLOCKED}.187.25.0 up to {BLOCKED}.187.50.255
    • {BLOCKED}.192.1.0 up to {BLOCKED}.192.25.255
    • {BLOCKED}.156.210.0 up to {BLOCKED}.156.250.255
    • {BLOCKED}.106.1.0 up to {BLOCKED}.106.26.255
    • {BLOCKED}.60.252.0 up to {BLOCKED}.60.255.255
    • {BLOCKED}.89.140.0 up to {BLOCKED}.89.165.255
    • {BLOCKED}.33.60.0 up to {BLOCKED}.33.90.255
    • {BLOCKED}.240.90.0 up to {BLOCKED}.240.115.255
    • {BLOCKED}.32.85.0 up to {BLOCKED}.32.120.255
    • {BLOCKED}.209.60.0 up to {BLOCKED}.209.85.255
    • {BLOCKED}.88.50.0 up to {BLOCKED}.88.60.255
    • {BLOCKED}.64.140.0 up to {BLOCKED}.64.165.255
    • {BLOCKED}.90.150.0 up to {BLOCKED}.90.175.255
    • {BLOCKED}.94.140.0 up to {BLOCKED}.94.165.255
    • {BLOCKED}.164.40.0 up to {BLOCKED}.164.65.255
    • {BLOCKED}.68.185.0 up to {BLOCKED}.68.210.255
    • {BLOCKED}.91.100.0 up to {BLOCKED}.91.110.255
    • {BLOCKED}.147.230.0 up to {BLOCKED}.147.255.255
    • {BLOCKED}.49.200.0 up to {BLOCKED}.49.225.255
    • {BLOCKED}.4.90.0 up to {BLOCKED}.4.115.255
    • {BLOCKED}.219.185.0 up to {BLOCKED}.219.200.255
    • {BLOCKED}.110.5.0 up to {BLOCKED}.110.15.255
    • {BLOCKED}.44.120.0 up to {BLOCKED}.44.150.255
    • {BLOCKED}.61.211.0 up to {BLOCKED}.61.240.255
    • {BLOCKED}.166.85.0 up to {BLOCKED}.166.100.255
    • {BLOCKED}.248.35.0 up to {BLOCKED}.248.75.255
    • {BLOCKED}.244.50.0 up to {BLOCKED}.244.60.255
    • {BLOCKED}.109.70.0 up to {BLOCKED}.109.85.255
    • {BLOCKED}.245.20.0 up to {BLOCKED}.245.38.255
    • {BLOCKED}.160.180.0 up to {BLOCKED}.160.200.255
    • {BLOCKED}.161.140.0 up to {BLOCKED}.161.165.255
    • {BLOCKED}.176.90.0 up to {BLOCKED}.176.110.255
    • {BLOCKED}.165.145.0 up to {BLOCKED}.165.175.255
    • {BLOCKED}.58.220.0 up to {BLOCKED}.58.245.255
    • {BLOCKED}.4.230.0 up to {BLOCKED}.4.255.255
    • {BLOCKED}.91.60.255
    • {BLOCKED}.102.185.0 up to {BLOCKED}.102.200.255
    • {BLOCKED}.220.1.0 up to {BLOCKED}.220.20.255
    • {BLOCKED}.254.65.0 up to {BLOCKED}.254.75.255
    • {BLOCKED}.58.210.0 up to {BLOCKED}.58.240.255
    • {BLOCKED}.147.75.0 up to {BLOCKED}.147.90.255
    • {BLOCKED}.117.150.0 up to {BLOCKED}.117.175.255
    • {BLOCKED}.170.1.0 up to {BLOCKED}.170.15.255
    • {BLOCKED}.19.145.0 up to {BLOCKED}.19.160.255
    • {BLOCKED}.74.150.0 up to {BLOCKED}.74.165.255
    • {BLOCKED}.81.230.0 up to {BLOCKED}.81.255.255
    • {BLOCKED}.234.25.0 up to {BLOCKED}.234.55.255
    • {BLOCKED}.238.50.0 up to {BLOCKED}.238.80.255
    • {BLOCKED}.192.85.0 up to {BLOCKED}.192.115.255
    • {BLOCKED}.203.10.0 up to {BLOCKED}.203.30.255
    • {BLOCKED}.61.155.0 up to {BLOCKED}.61.175.255
    • {BLOCKED}.129.165.0 up to {BLOCKED}.129.185.255
    • {BLOCKED}.251.230.0 up to {BLOCKED}.251.255.255
    • {BLOCKED}.74.85.0 up to {BLOCKED}.74.105.255
    • {BLOCKED}.82.110.0 up to {BLOCKED}.82.130.255
    • {BLOCKED}.61.180.0 up to {BLOCKED}.61.210.255
    • {BLOCKED}.90.155.0 up to {BLOCKED}.90.180.255
    • {BLOCKED}.29.60.0 up to {BLOCKED}.29.70.255
    • {BLOCKED}.88.155.0 up to {BLOCKED}.88.180.255
    • {BLOCKED}.82.152.0 up to {BLOCKED}.82.175.255
    • {BLOCKED}.61.130.0 up to {BLOCKED}.61.165.255
    • {BLOCKED}.45.210.0 up to {BLOCKED}.45.245.255
    • {BLOCKED}.50.220.0 up to {BLOCKED}.50.255.255
    • {BLOCKED}.251.1.0 up to {BLOCKED}.251.25.255
    • {BLOCKED}.254.170.0 up to {BLOCKED}.254.180.255
    • {BLOCKED}.133.40.0 up to {BLOCKED}.133.70.255
    • {BLOCKED}.124.45.0 up to {BLOCKED}.124.65.255
    • {BLOCKED}.235.25.0 up to {BLOCKED}.235.50.255
    • {BLOCKED}.134.190.0 up to {BLOCKED}.134.200.255
    • {BLOCKED}.168.244.143 up to {BLOCKED}.168.244.255
      • {BLOCKED}.168.0.70 up to {BLOCKED}.168.0.255
    • {BLOCKED}.168.1.0 up to {BLOCKED}.168.1.255
    • {BLOCKED}.168.2.1 up to {BLOCKED}.168.2.255
    • {BLOCKED}.168.3.1 up to {BLOCKED}.168.3.255
    • {BLOCKED}.168.4.0 up to {BLOCKED}.168.4.255
    • {BLOCKED}.168.5.0 up to {BLOCKED}.168.5.255
    • {BLOCKED}.168.6.0 up to {BLOCKED}.168.6.255
    • {BLOCKED}.168.7.0 up to {BLOCKED}.168.7.255
    • {BLOCKED}.168.8.0 up to {BLOCKED}.168.8.255
    • {BLOCKED}.168.9.0 up to {BLOCKED}.168.9.255
    • {BLOCKED}.168.10.0 up to {BLOCKED}.168.10.255
    • {BLOCKED}.168.11.0 up to {BLOCKED}.168.11.255
    • {BLOCKED}.168.12.0 up to BLOCKED}.168.12.255
  • It searches and gather data found in the following files:
    • C:\1f.txt
    • C:\1i.txt
    • C:\1p.txt
    • C:\Windows\1f.txt
    • C:\Windows\1i.txt
    • C:\Windows\1p.txt
    • D:\1f.txt
    • D:\1i.txt
    • D:\1p.txt
    • E:\1f.txt
    • E:\1i.txt
    • E:\1p.txt

  SOLUTION

Minimum scan engine: 9.800
First VSAPI Pattern File: 16.418.01
First VSAPI Pattern Release Date: 16 grudnia 2020
VSAPI OPR PATTERN-VERSION: 16.419.00
VSAPI OPR PATTERN DATE: 17 grudnia 2020

Step 2

Los usuarios de Windows ME y XP, antes de llevar a cabo cualquier exploración, deben comprobar que tienen desactivada la opción Restaurar sistema para permitir la exploración completa del equipo.

Step 3

Note that not all files, folders, and registry keys and entries are installed on your computer during this malware's/spyware's/grayware's execution. This may be due to incomplete installation or other operating system conditions. If you do not find the same files/folders/registry information, please proceed to the next step.

Step 4

Reiniciar en modo seguro

[ learnMore ]

Step 5

Eliminar este valor del Registro

[ learnMore ]

Importante: si modifica el Registro de Windows incorrectamente, podría hacer que el sistema funcione mal de manera irreversible. Lleve a cabo este paso solo si sabe cómo hacerlo o si puede contar con ayuda de su administrador del sistema. De lo contrario, lea este artículo de Microsoft antes de modificar el Registro del equipo.

  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\SHTinfo
    • sha1 = {Malware Defined Values}
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\SHTinfo
    • notice = {Malware Defined Values}
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\SHTinfo
    • tunnel = {Malware Defined Values}
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\SHTinfo
    • peer = {Hex Values}
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\SHTinfo
    • intranet = {Hex Values}
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\SHTinfo
    • comment = {Hex Values}
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\SHTinfo
    • forward = {Hex Values}

Step 6

Eliminar esta clave del Registro

[ learnMore ]

Importante: si modifica el Registro de Windows incorrectamente, podría hacer que el sistema funcione mal de manera irreversible. Lleve a cabo este paso solo si sabe cómo hacerlo o si puede contar con ayuda de su administrador del sistema. De lo contrario, lea este artículo de Microsoft antes de modificar el Registro del equipo.

  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\SHTinfo

Step 7

Buscar y eliminar este archivo

[ learnMore ]
Puede que algunos de los archivos del componente estén ocultos. Asegúrese de que tiene activada la casilla Buscar archivos y carpetas ocultos en la opción Más opciones avanzadas para que el resultado de la búsqueda incluya todos los archivos y carpetas ocultos.
  • %Windows%\Fonts\clientdb\ds \{Random Numbers}
  • %Windows%\Fonts\clientdb\gt \{Random Numbers}
  • %Windows%\Fonts\Swil\pro_logs
  • %System%\LogFiles\rubescurity.exe
  • %System%\LogFiles\normaliz.dll
  • %System%\LogFiles\miscoboeh.exe

Step 8

Buscar y eliminar esta carpeta

[ learnMore ]
Asegúrese de que tiene activada la casilla Buscar archivos y carpetas ocultos en la opción Más opciones avanzadas para que el resultado de la búsqueda incluya todas las carpetas ocultas.
  • %Windows%\Fonts\clientdb
  • %Windows%\Fonts\clientdb\ds
  • %Windows%\Fonts\clientdb\gt
  • %Windows%\Fonts\Swil

Step 9

Explorar el equipo con su producto de Trend Micro para eliminar los archivos detectados como Trojan.Win32.VICERCON.D En caso de que el producto de Trend Micro ya haya limpiado, eliminado o puesto en cuarentena los archivos detectados, no serán necesarios más pasos. Puede optar simplemente por eliminar los archivos en cuarentena. Consulte esta página de Base de conocimientos para obtener más información.


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